21471351804

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{28401259}}^1$

素因数の和:28401279

約数の個数: 48

約数和(自身を含む): 63618822400

約数和(自身を除く): 42147470596

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 28401259, 56802518, 85203777, 113605036, 170407554, 198808813, 255611331, 340815108, 397617626, 511222662, 596426439, 766833993, 795235252, 1022445324, 1192852878, 1533667986, 1789279317, 2385705756, 3067335972, 3578558634, 5367837951, 7157117268, 10735675902, 21471351804]

約数ペア:

[(1, 21471351804), (2, 10735675902), (3, 7157117268), (4, 5367837951), (6, 3578558634), (7, 3067335972), (9, 2385705756), (12, 1789279317), (14, 1533667986), (18, 1192852878), (21, 1022445324), (27, 795235252), (28, 766833993), (36, 596426439), (42, 511222662), (54, 397617626), (63, 340815108), (84, 255611331), (108, 198808813), (126, 170407554), (189, 113605036), (252, 85203777), (378, 56802518), (756, 28401259)]